About: http://webisa.webdatacommons.org/277934653

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	ensure that the data used are reliable and accurate, e.g. verified through comparison
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com